Smartphone case



FIG. 1 is a rear perspective view of a smartphone case, showing my new design.

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The solid line showing illustrates the claimed features within the design for the claimed article of manufacture. The broken lines depict portions of the smartphone case that form no part of the claimed design. 

CLAIM The ornamental design for a smartphone case, as shown and described. 